Skip to Main Content Skip to Footer Content

Furnace Repair & Replacement Services in St. Louis, MO

As chilly weather approaches, it’s the perfect time to make sure your furnace is ready to handle the cold. Whether it’s a new installation, routine maintenance, or urgent repairs, Aire Serv® has you covered to keep your home cozy and warm all winter long.

Furnace starting to show signs of wear? Like uneven heating, cycling on and off too frequently, or emitting strange smells or sounds? Our team is here to step in when you need us most. With transparent pricing and 24/7 service, including emergency furnace repairs, you can rely on us to keep your family comfortable, no matter what the St. Louis winter brings.

Furnace Repair & Replacement Services in St. Louis, MO
Aire Serv technician showing a client a thermostat installed on the wall.

Let Us Call You

By checking this box, I agree to opt in to receive automated SMS and/or MMS messages from Aire Serv, a Neighborly company, and its franchisees to the provided mobile number(s). Messages & data rates may apply. Message frequency varies. View Terms and Privacy Policy. Reply STOP to opt out of future messages. Reply HELP for help.

By entering your email address, you agree to receive emails about services, updates or promotions, and you agree to the Terms and Privacy Policy. You may unsubscribe at any time.

  • In St. Louis, where reliable heating is a must during the colder months, our team of skilled professionals is here to take care of any issues your home’s furnace might be facing. Whether it’s a simple repair or an entire system overhaul, Aire Serv has the experience to keep your furnace running smoothly. Our services include:

    • Annual furnace tune-ups
    • Ductwork repair
    • Electrical component repairs
    • Furnace blower motor replacement
    • Furnace cleaning and inspection
    • Furnace diagnostics
    • Emergency furnace repair
    • Furnace filter replacements
    • Gas valve and burner repairs
    • Heat exchanger repair or replacement

    No matter what kind of furnace repair you need, we’re ready to keep your St. Louis home warm and cozy all winter long!

Aire Serv technician working on a customer's furnace.

Types of Furnaces We Repair or Replace

We know that every home in St. Louis has its own unique heating needs, especially with unpredictable Missouri weather. That’s why our Aire Serv team is trained to handle all types of furnaces commonly found in St. Louis homes. From emergency furnace repairs to full replacements, we specialize in keeping your heating system running smoothly. Whether you rely on a standard oil or gas furnace or a more advanced dual-fuel system, we’ve got the local knowledge to get the job done right.

We service a variety of furnace types, including:

  • Condensing furnaces
  • Dual-fuel furnaces
  • Electric furnaces
  • Heat sensors
  • Modulating furnaces
  • Natural gas furnaces
  • Non-condensing furnaces
  • Propane furnaces
  • Single-stage furnaces
  • Two-stage furnaces
Types of Furnaces We Repair or Replace
An Air Serv technician greets a customer at their front door.

The Aire Serv Advantage

From tune-ups and maintenance to heater repair and air conditioning replacement, we provide services that keep the air you breathe clean and keep your home or business at the perfect temperature.

24/7 Customer Service

Call for emergency service or schedule an appointment online.

  • Ballwin
  • Byrnes Mill
  • Chesterfield
  • Concord
  • Crescent
  • Ellisville
  • Eureka
  • Fenton
  • Hoene Spring
  • Manchester
  • Murphy
  • Pacific
  • Sappington
  • Sherman
  • St. Louis
  • Sunset Hills
  • Town and Country
  • Wildwood
  • Winchester

HVAC Services in St Louis and Surrounding Areas

Furnace Repair & Replacement FAQs

With more than 30 years of experience in the HVAC industry, we've seen it all, and we’re always happy to share what we know. If you have any questions about emergency furnace repair services, we’re here to help! Below are some of the most common questions we get about furnace repairs:

  • The furnace replacement process starts with removing your old unit and setting up the new one. The new furnace gets connected to your home’s ductwork, gas lines, and electrical systems, so everything works together smoothly. The installers will check the system to make sure it’s heating your home properly, with good airflow and easy temperature control.

    Our team might also suggest upgrading your thermostat or adding features like air filters or zoning systems to boost comfort. Once everything's up and running, we’ll walk you through how your new furnace works and give you tips on how to keep it running efficiently. Plus, we’ll leave your home neat and ready to enjoy the warmth!

24/7 Customer Service

Call for emergency service or schedule an appointment online.

Join Our Team

We are proud to be an employer of choice in the field of Heating and Air Conditioning throughout the United States and Canada. At Aire Serv, we believe in doing the job right, which starts with how we take care of our team members. When you put on the Aire Serv uniform, you join a team of professionals who care about one another and embody our core values of Respect, Integrity, and Having Fun In The Process.

Start your career with us today. We offer exciting opportunities for growth and success in an important space.
View All Open Positions

Let Us Call You

By checking this box, I agree to opt in to receive automated SMS and/or MMS messages from Aire Serv, a Neighborly company, and its franchisees to the provided mobile number(s). Messages & data rates may apply. Message frequency varies. View Terms and Privacy Policy. Reply STOP to opt out of future messages. Reply HELP for help.

By entering your email address, you agree to receive emails about services, updates or promotions, and you agree to the Terms and Privacy Policy. You may unsubscribe at any time.